The Orinoco oil belt
Subtitle: report (up to abril, 1976)
By: [by] Francisco J. Gutie rrez [for the] Ministerio de Minas e Hidrocarburos.
Contributors: Venezuela. Ministerio de Minas e Hidrocarburos.
Publisher: La Alquitrana
Published: 1976
Place of publication: Caracas
Language: eng